diff options
| -rw-r--r-- | Makefile.am | 4 | ||||
| -rw-r--r-- | src/udev/udevadm-info.c | 30 | ||||
| -rw-r--r-- | src/udev/udevadm-trigger.c | 18 | ||||
| -rw-r--r-- | src/udev/udevadm-util.c | 49 | ||||
| -rw-r--r-- | src/udev/udevadm-util.h | 22 |
5 files changed, 81 insertions, 42 deletions
diff --git a/Makefile.am b/Makefile.am index 1674f6195a..b52ff8e77d 100644 --- a/Makefile.am +++ b/Makefile.am @@ -3462,7 +3462,9 @@ udevadm_SOURCES = \ src/udev/udevadm-settle.c \ src/udev/udevadm-trigger.c \ src/udev/udevadm-test.c \ - src/udev/udevadm-test-builtin.c + src/udev/udevadm-test-builtin.c \ + src/udev/udevadm-util.c \ + src/udev/udevadm-util.h udevadm_LDADD = \ libudev-core.la diff --git a/src/udev/udevadm-info.c b/src/udev/udevadm-info.c index 22d0826011..a56f159543 100644 --- a/src/udev/udevadm-info.c +++ b/src/udev/udevadm-info.c @@ -31,6 +31,7 @@ #include "udev.h" #include "udev-util.h" +#include "udevadm-util.h" static bool skip_attribute(const char *name) { static const char* const skip[] = { @@ -257,35 +258,6 @@ static void cleanup_db(struct udev *udev) { } } -static struct udev_device *find_device(struct udev *udev, const char *id, const char *prefix) { - char name[UTIL_PATH_SIZE]; - - if (prefix && !startswith(id, prefix)) { - strscpyl(name, sizeof(name), prefix, id, NULL); - id = name; - } - - if (startswith(id, "/dev/")) { - struct stat statbuf; - char type; - - if (stat(id, &statbuf) < 0) - return NULL; - - if (S_ISBLK(statbuf.st_mode)) - type = 'b'; - else if (S_ISCHR(statbuf.st_mode)) - type = 'c'; - else - return NULL; - - return udev_device_new_from_devnum(udev, type, statbuf.st_rdev); - } else if (startswith(id, "/sys/")) - return udev_device_new_from_syspath(udev, id); - else - return NULL; -} - static int uinfo(struct udev *udev, int argc, char *argv[]) { _cleanup_udev_device_unref_ struct udev_device *device = NULL; bool root = 0; diff --git a/src/udev/udevadm-trigger.c b/src/udev/udevadm-trigger.c index a52d1b5ad5..49e256289c 100644 --- a/src/udev/udevadm-trigger.c +++ b/src/udev/udevadm-trigger.c @@ -32,6 +32,7 @@ #include "udev.h" #include "udev-util.h" +#include "udevadm-util.h" #include "util.h" static int verbose; @@ -174,25 +175,18 @@ static int adm_trigger(struct udev *udev, int argc, char *argv[]) { udev_enumerate_add_match_sysname(udev_enumerate, optarg); break; case 'b': { - char path[UTIL_PATH_SIZE]; - struct udev_device *dev; - - /* add sys dir if needed */ - if (!startswith(optarg, "/sys")) - strscpyl(path, sizeof(path), "/sys", optarg, NULL); - else - strscpy(path, sizeof(path), optarg); - util_remove_trailing_chars(path, '/'); - dev = udev_device_new_from_syspath(udev, path); + _cleanup_udev_device_unref_ struct udev_device *dev; + + dev = find_device(udev, optarg, "/sys"); if (dev == NULL) { log_error("unable to open the device '%s'", optarg); return 2; } + udev_enumerate_add_match_parent(udev_enumerate, dev); - /* drop reference immediately, enumerate pins the device as long as needed */ - udev_device_unref(dev); break; } + case 'h': help(); return 0; diff --git a/src/udev/udevadm-util.c b/src/udev/udevadm-util.c new file mode 100644 index 0000000000..37e80c31df --- /dev/null +++ b/src/udev/udevadm-util.c @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2008-2009 Kay Sievers <kay@vrfy.org> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "udevadm-util.h" + +struct udev_device *find_device(struct udev *udev, + const char *id, + const char *prefix) { + + assert(udev); + assert(id); + + if (prefix && !startswith(id, prefix)) + id = strappenda(prefix, id); + + if (startswith(id, "/dev/")) { + struct stat statbuf; + char type; + + if (stat(id, &statbuf) < 0) + return NULL; + + if (S_ISBLK(statbuf.st_mode)) + type = 'b'; + else if (S_ISCHR(statbuf.st_mode)) + type = 'c'; + else + return NULL; + + return udev_device_new_from_devnum(udev, type, statbuf.st_rdev); + } else if (startswith(id, "/sys/")) + return udev_device_new_from_syspath(udev, id); + else + return NULL; +} diff --git a/src/udev/udevadm-util.h b/src/udev/udevadm-util.h new file mode 100644 index 0000000000..dba651fddb --- /dev/null +++ b/src/udev/udevadm-util.h @@ -0,0 +1,22 @@ +/* + * Copyright (C) 2014 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "udev.h" + +struct udev_device *find_device(struct udev *udev, + const char *id, + const char *prefix); |